Paint brush sleeve



FIG. 1 is an environmental perspective view of a paint brush sleeve, as shown and described covering a paint brush;

FIG. 2 is a front view of the paint brush sleeve;

FIG. 3 is a side view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken line showing of a paint brush handle illustrates environmental structure which forms no part of the claimed design. 

The ornamental design for a paint brush sleeve, as shown and described. 